Connecting device and of coupling adjustable of the guns bunk of shotguns or other weapons

摘要

P the tubes of superposed barrels fixed to the band are disposed parallel and freely, while being connected at their front ends by a double collar integral with one of the tubes and mounted to slide freely on the opposite of the gun so as to allow the longitudinal movement independent of the sleeves with respect to each other, while a separation into two adjustable parts connects freely said sleeves in order to allow, by means of a rotary knob, the relative distance from the intermediate parts are free of said barrels so as to adjust their alignment account - account of their radial deformation and longitudinal independent; a band of sight to be removable housed in the tube of the upper barrel being fixed rigidly to the rear on the hoop and freely on the collar to remain fixed relative to the displacement of the sleeves. / p & & p & the invention can be used for any type of gun to be superposed barrels. / p